Two of the world's biggest renewables players on Wednesday warned of challenges for the U.S. offshore wind sector under a presidency led by Donald Trump, flagging potential delays for the technology slammed by the president-elect.

The energy company flagged project-delay risks as it outlined plans for a $1.6 billion buyback and marginally raised its full-year guidance due to improved earnings potential.

RWE today flagged increased risks for US offshore wind under Donald Trump and a slower than expected growth of the European hydrogen economy as it announced plans for a €1.5bn ($1.6bn) shares buyback.